def is_kadomatsu(a, b, c):
    if a == b or a == c or b == c:
        return False
    if max([a, b, c]) == b or min([a, b, c]) == b:
        return True

    return False


def main():
    a1, a2, a3 = map(int, input().split())

    if is_kadomatsu(a1, a2, a3):
        print("INF")
    else:
        ans = 0
        for p in range(1, max([a1, a2, a3]) + 1):
            ans += is_kadomatsu(a1 % p, a2 % p, a3 % p)
        print(ans)


if __name__ == '__main__':
    main()